Patent US3210808A successfully refreshed from Google Patents.
US3210808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible mullion
Assignee: Individual
•
Filing: 1964-02-06
•
Granted: 1965-10-12
•
Expires: 1984-02-06
Abstract
No abstract record available.
Inventors
- 👤 Creager Billy Neal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:09
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/0046; E04D; E04D3/00; E04D3/02; E04D3/06; E04D3/08; E06; E06B; E06B1/00; E06B1/04; E06B1/36; E06B1/363; E04D2003/0868; E04D2003/0875
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
196 words
A FLEXIBLE MULLION JOINT COMPRISING: (A) A FIRST ELONGATED MEMBER INCLUDING A WEB PORTION HAVING FIRST AND SECOND SPACED APART FLANGE MEMBERS EXTENDING FROM ONE SIDE THEREOF; (B) SAID FIRST ALFNGE MEMBER DEFINING AN OUTWARDLY FACING, LONGITUDINALLY EXTENDING GROOVE SUBSTANTIALLY SEMICIRCULAR IN CROSS SECTION IN THE SIDE THEREOF; (C) SAID SECOND FLANGE MEMBER BEING CURVED WHEREBY THE OUTER SURFACE OF SAID SECOND MEMBER DEFINES A SEGMENT OF A CYLINDER HAVING AN AXIS SUBSTANTIALLY COMMON WITH SAID GROOVE; (D) A SECOND ELONGATED MEMBER INCLUDING A WEB PORTION HAVING THIRD AND FOURTH SPACED APART FLANGE MEMBERS EXTENDING FROM ONE SIDE THEREOF; (E) SAID THIRD FLANGE MEMBER BEING ENLARGED AT ITS EDGE TO DEFINE AN ENLARGED PORTIONS SUBSTANTIALLY ROUND IN CROSS SECTION; (F) SAID FOURTH FLANGE MEMBER BEING CURVED WHEREBY THE INNER SURFACE OF SAID FOURTH FLANGE MEMBER DEFINES A SEGMENT OF A CYLINDER HAVING AN AXIS SUBSTANTIALLY COMMON TO SIAD ENLARGED PORTION; AND (G) THE INNER SURFACE OF SAID FOURTH FLANGE MEMBER BEING SUBSTANTIALLY PARALLEL TO AND IN OPPOSING RELATION TO THE OUTER SURFACE OF SAID SECOND FLANGE MEMBER WHEN SAID ENLARGED PORTION OF SAID THIRD FLANGE MEMBER IS RECEIVED IN THE GROOVE OF SAID FIRST FLANGE MEMBER.
Claim 2
Dependent Claim
196 words
A FLEXIBLE MULLION JOINT COMPRISING: (A) A FIRST ELONGATED MEMBER INCLUDING A WEB PORTION HAVING FIRST AND SECOND SPACED APART FLANGE MEMBERS EXTENDING FROM ONE SIDE THEREOF; (B) SAID FIRST ALFNGE MEMBER DEFINING AN OUTWARDLY FACING, LONGITUDINALLY EXTENDING GROOVE SUBSTANTIALLY SEMICIRCULAR IN CROSS SECTION IN THE SIDE THEREOF; (C) SAID SECOND FLANGE MEMBER BEING CURVED WHEREBY THE OUTER SURFACE OF SAID SECOND MEMBER DEFINES A SEGMENT OF A CYLINDER HAVING AN AXIS SUBSTANTIALLY COMMON WITH SAID GROOVE; (D) A SECOND ELONGATED MEMBER INCLUDING A WEB PORTION HAVING THIRD AND FOURTH SPACED APART FLANGE MEMBERS EXTENDING FROM ONE SIDE THEREOF; (E) SAID THIRD FLANGE MEMBER BEING ENLARGED AT ITS EDGE TO DEFINE AN ENLARGED PORTIONS SUBSTANTIALLY ROUND IN CROSS SECTION; (F) SAID FOURTH FLANGE MEMBER BEING CURVED WHEREBY THE INNER SURFACE OF SAID FOURTH FLANGE MEMBER DEFINES A SEGMENT OF A CYLINDER HAVING AN AXIS SUBSTANTIALLY COMMON TO SIAD ENLARGED PORTION; AND (G) THE INNER SURFACE OF SAID FOURTH FLANGE MEMBER BEING SUBSTANTIALLY PARALLEL TO AND IN OPPOSING RELATION TO THE OUTER SURFACE OF SAID SECOND FLANGE MEMBER WHEN SAID ENLARGED PORTION OF SAID THIRD FLANGE MEMBER IS RECEIVED IN THE GROOVE OF SAID FIRST FLANGE MEMBER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |